Subordinate Taxa
Scientific Name:

Herbs, shrubs, trees, rarely climbers or saprophytes.  Lvs usually alternate, rarely opposite or verticillate, simple, exstipulate.  Fls ☿, usually in racemes or spikes and terminal, rarely in panicles or solitary.  Calyx 4–5-merous;  segments usually free, imbricate, the 2 inner segments larger and often petaloid (wings).  Petals 3–(5), the outer 2 free or united at base, the upper 2 free or often reduced or 0, the innermost (keel) boat-shaped and often with a terminal beak or fimbriate crest.  Stamens usually 8, rarely 3–7, usually monadelphous to beyond the middle, rarely free; staminal tube split above and often adnate to petals;  anthers 1–2-locular. Ovary (1)–2–(5)-locular;  style simple;  ovules 1 per loculus, pendulous.  Fr. a dehiscent capsule or a drupe;  seed with a conspicuous strophiole.

[From:  Webb et al. (1988) Flora of New Zealand. Volume 4.]

Number of species in New Zealand within Polygalaceae
Exotic: Fully Naturalised5
Cronquist, A. 1988: The evolution and classification of flowering plants. The New York Botanic Gardens, New York.
Mabberley, D.J. 2008: Mabberley's plant book, a portable dictionary of plants, their classification and uses. Edition 3. Cambridge University Press.